Choose the word that best completes the sentence.


Column A

1.

The positive subatomic particle is called the:

The positive subatomic particle is called the

2.

The negative subatomic particle is called the:

The negative subatomic particle is called the

3.

The neutral subatomic particle is called the:

The neutral subatomic particle is called the

Column B

a.neutron

b.electron

c.protist

d.proton

e.eukaryote